Home / 6,418,850,074.85-9,628,349,227.52-1,936,983,518.03

Finding the Fourth Proportional to 6,418,850,074.85, 9,628,349,227.52 and 1,936,983,518.03

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Solution

The fourth proportional to 6,418,850,074.85, 9,628,349,227.52 and 1,936,983,518.03 is: 2,905,497,642.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418,850,074.85 : 9,628,349,227.52 = 1,936,983,518.03 : x
  2. Step 2: Convert to fraction form
    6,418,850,074.85/9,628,349,227.52 = 1,936,983,518.03/x
  3. Step 3: Cross multiply
    6,418,850,074.85x = 9,628,349,227.52 × 1,936,983,518.03
  4. Step 4: Simplify right side
    6,418,850,074.85x = 18,649,953,759,557,509,120
  5. Step 5: Solve for x
    x = 18,649,953,759,557,509,120/6,418,850,074.85
  6. Step 6: Final answer
    x = 2,905,497,642.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.